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Ariston Restrictor Flue-Exhaust Manifold D=43 999980

Ariston

Ariston Restrictor Flue-Exhaust Manifold D=43 999980

Ariston flue-exhaust manifold restrictor, 43 mm diameter, for use in a range of Ariston gas boilers.

At a glance

  • Also known as 1577828
Manufacturer part no.
999980
Showing prices

£5.62

£4.68 ex. VAT · VAT at 20%

Available to order · 3 working days
Available to order · 3 working days
Not certain it's the right part? The technical team verifies fitment before dispatch — no charge, and it stops a second trip.Call the technical teamSend a technical question

Same-day dispatch

Ordered by 4pm Mon–Fri, 10:30am Sat.

30-day returns

Unused, in original packaging.

What it is

The Ariston 999980 is a restrictor for the flue-exhaust manifold, with a diameter of 43 mm. It is fitted within the flue-exhaust manifold assembly on compatible Ariston gas boilers to regulate flue gas flow. This component forms part of the flue system.

Signs this part needs replacing

  • Visible damage, cracking or corrosion on the restrictor
  • Flue gas spillage or combustion readings outside the manufacturer's limits
  • Boiler lockout or flame failure linked to flue flow
  • Overheating or poor flue performance
  • Discolouration or heat damage around the manifold

Before you order

  • Confirm your boiler model and GC number against the fitment list.
  • Check the existing restrictor diameter is 43 mm.
  • Verify the edition number of your appliance where listed.
  • Consult the manufacturer's parts list if your model is not shown.

Not sure which part?

Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.